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FR3116305B1 - Arbre de liaison d’un corps haute pression d’une turbomachine - Google Patents

Arbre de liaison d’un corps haute pression d’une turbomachine Download PDF

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Publication number
FR3116305B1
FR3116305B1 FR2011813A FR2011813A FR3116305B1 FR 3116305 B1 FR3116305 B1 FR 3116305B1 FR 2011813 A FR2011813 A FR 2011813A FR 2011813 A FR2011813 A FR 2011813A FR 3116305 B1 FR3116305 B1 FR 3116305B1
Authority
FR
France
Prior art keywords
connecting shaft
turbomachine
pressure body
high pressure
annular flange
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
FR2011813A
Other languages
English (en)
Other versions
FR3116305A1 (fr
Inventor
Emmanuel Pastor
François Régis Marie Willieme
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Safran Aircraft Engines SAS
Original Assignee
Safran Aircraft Engines SAS
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Safran Aircraft Engines SAS filed Critical Safran Aircraft Engines SAS
Priority to FR2011813A priority Critical patent/FR3116305B1/fr
Publication of FR3116305A1 publication Critical patent/FR3116305A1/fr
Application granted granted Critical
Publication of FR3116305B1 publication Critical patent/FR3116305B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/02—Blade-carrying members, e.g. rotors
    • F01D5/026—Shaft to shaft connections
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/02—Blade-carrying members, e.g. rotors
    • F01D5/06—Rotors for more than one axial stage, e.g. of drum or multiple disc type; Details thereof, e.g. shafts, shaft connections
    • F01D5/066—Connecting means for joining rotor-discs or rotor-elements together, e.g. by a central bolt, by clamps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2250/00—Geometry
    • F05D2250/60—Structure; Surface texture
    • F05D2250/61—Structure; Surface texture corrugated
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2250/00—Geometry
    • F05D2250/60—Structure; Surface texture
    • F05D2250/61—Structure; Surface texture corrugated
    • F05D2250/611—Structure; Surface texture corrugated undulated

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)

Abstract

L’invention concerne un arbre de liaison (200) d’un corps haute pression de turbomachine, ledit arbre de liaison (200) étant configuré pour coupler en rotation un module rotatif, ledit arbre de liaison (200) comportant un corps (220) présentant au niveau de l’une de ses extrémités une bride annulaire (210) configurée pour être couplée au module rotatif (100), ledit arbre de liaison (200) étant caractérisé en ce qu’il comporte une première gorge circonférentielle (230) ménagées au niveau de la paroi du corps (220) dans une région voisine de ladite bride annulaire (210) et s’étendant au moins partiellement sur une portion circonférentielle de la paroi du corps (220). Figure de l’abrégé : Figure 1.
FR2011813A 2020-11-18 2020-11-18 Arbre de liaison d’un corps haute pression d’une turbomachine Active FR3116305B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR2011813A FR3116305B1 (fr) 2020-11-18 2020-11-18 Arbre de liaison d’un corps haute pression d’une turbomachine

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR2011813 2020-11-18
FR2011813A FR3116305B1 (fr) 2020-11-18 2020-11-18 Arbre de liaison d’un corps haute pression d’une turbomachine

Publications (2)

Publication Number Publication Date
FR3116305A1 FR3116305A1 (fr) 2022-05-20
FR3116305B1 true FR3116305B1 (fr) 2023-06-30

Family

ID=75339815

Family Applications (1)

Application Number Title Priority Date Filing Date
FR2011813A Active FR3116305B1 (fr) 2020-11-18 2020-11-18 Arbre de liaison d’un corps haute pression d’une turbomachine

Country Status (1)

Country Link
FR (1) FR3116305B1 (fr)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3072749B1 (fr) * 2017-10-24 2020-01-03 Safran Transmission Systems Train d'engrenages epicycloidal
FR3086343B1 (fr) * 2018-09-24 2020-09-04 Safran Aircraft Engines Turbomachine a reducteur pour un aeronef

Also Published As

Publication number Publication date
FR3116305A1 (fr) 2022-05-20

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